ASoC: dt-bindings: nau8824: Add master clock handling

Use master clock "mclk" if provided through device tree.
Signed-off-by: Maxim Kochetkov <fido_max@inbox.ru>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://patch.msgid.link/20240701211631.92384-2-fido_max@inbox.ruSigned-off-by: Mark Brown <broonie@kernel.org>

Documentation/devicetree/bindings/sound/nuvoton,nau8824.yaml

@@ -23,6 +23,14 @@ properties:
   '#sound-dai-cells':
     const: 0
 
+  clocks:
+    items:
+      - description: The phandle of the master clock to the CODEC
+
+  clock-names:
+    items:
+      - const: mclk
+
   interrupts:
     maxItems: 1